12.5" 5.56 M4 Profile Carbine Length AR 15 Barrel - 36163
Save 40% MSRP: $149.95$89.95
In stock
Enhance your AR-15 build with a reliable, compact barrel designed for optimal performance in tactical and precision applications. The 12.5″ 5.56 M4 Profile Carbine Length AR 15 Barrel delivers the balance of maneuverability and velocity needed for close-quarters configurations while maintaining compatibility with standard 5.56 NATO ammunition.
Key Features
- Nitride / Melonite finish for superior corrosion resistance and reduced maintenance in demanding environments.
- M4 profile construction provides a proven balance of strength and weight savings for enhanced handling.
- Carbine-length gas system ensures reliable cycling with a wide range of ammunition loads.
- 1:7 twist rate stabilizes heavier projectiles for improved accuracy at extended ranges.
- 1/2×28 muzzle thread pattern allows easy attachment of compatible muzzle devices and suppressors.
Benefits for Your Build
This barrel addresses common challenges in compact AR-15 setups by offering consistent gas operation and durable materials that withstand high-round-count use. The 0.75″ gas block journal fits standard low-profile gas blocks, simplifying installation and customization. Whether building an SBR or pistol configuration, it supports precise shot placement and dependable function.
Technical Specifications
- Barrel Length: 12.5 inches
- Cartridge Compatibility: 5.56 NATO
- Platform: AR-15
- Gas System Length: Carbine
- Gas Block Journal: 0.75 inches
- Twist Rate: 1:7
- Muzzle Thread Pattern: 1/2×28
- Finish: Nitride / Melonite
- Barrel Profile: M4
- Weight: 25.6 oz
Why Choose This Barrel
Built to exacting standards for AR-15 enthusiasts, this component prioritizes real-world reliability without unnecessary extras. The design promotes consistent performance across varied conditions, helping users achieve their accuracy goals while keeping the overall firearm compact and responsive.
Upgrade your next project with this precision-engineered barrel and experience the difference in build quality and functionality.
| Weight | 25.6 oz |
|---|---|
| Dimensions | 14.5 × 2 × 2 in |
| Finish | Nitride / Melonite |
| Barrel Profile | M4 |
| Cartridge Compatibility | 5.56 NATO |
| Gas Block Journal | 0.75 |
| Barrel Length | 12.5 |
| Gas System Length | Carbine |
| Platform | AR-15 |
| Twist Rate | 1:7 |
| Muzzle Thread Pattern | 1/2×28 |
| MPN | 36163 |
| UPC | 36163 |
Compliance
NFA (National Firearms Act) compliance is crucial for legal ownership and transfer of regulated firearms and accessories like short-barreled rifles, suppressors, and certain types of ammunition, ensuring adherence to federal regulations to avoid legal penalties and ensure responsible firearm ownership.
